Remove NO_WERROR, now that WARNS=n is gone.

lib/libpam/modules/pam_krb5/Makefile

@@ -27,7 +27,6 @@
 LIB=		pam_krb5
 SHLIB_NAME=	pam_krb5.so
 SRCS=		pam_krb5.c
-NO_WERROR=	yes
 DPADD=		${LIBKRB5} ${LIBGSSAPI} ${LIBASN1} ${LIBCRYPTO} ${LIBCRYPT} \
 		${LIBCOM_ERR} ${LIBROKEN}
 LDADD=		-lkrb5 -lgssapi -lasn1 -lcrypto -lcrypt -lcom_err \

lib/libpam/modules/pam_opie/Makefile

@@ -28,7 +28,6 @@
 LIB=		pam_opie
 SHLIB_NAME=	pam_opie.so
 SRCS=		pam_opie.c
-NO_WERROR=	yes
 DPADD=		${LIBOPIE}
 LDADD=		-lopie
 MAN=		pam_opie.8

lib/libpam/modules/pam_radius/Makefile

@@ -27,7 +27,6 @@
 LIB=		pam_radius
 SHLIB_NAME=	pam_radius.so
 SRCS=		pam_radius.c
-NO_WERROR=	yes
 DPADD=		${LIBRADIUS}
 LDADD=		-lradius
 

lib/libpam/modules/pam_ssh/Makefile

@@ -7,7 +7,6 @@ LIB=		pam_ssh
 SHLIB_NAME=	pam_ssh.so
 SRCS=		pam_ssh.c
 CFLAGS+=	-I${SSHSRC}
-NO_WERROR=	yes
 DPADD=		${LIBSSH} ${LIBCRYPTO} ${LIBCRYPT} ${LIBUTIL} ${LIBZ}
 LDADD=		-lssh -lcrypto -lcrypt -lutil -lz
 MAN=		pam_ssh.8

lib/libpam/modules/pam_unix/Makefile

@@ -32,7 +32,6 @@ CFLAGS=		-DYP -Dyp_error=warnx \
 		-I${.CURDIR}/../../../../libexec/ypxfr \
 		-I${.CURDIR}/../../../../usr.sbin/vipw \
 		-I${.CURDIR}/../../../../usr.bin/chpass
-NO_WERROR=	yes
 DPADD=		${LIBUTIL} ${LIBCRYPT} ${LIBRPCSVC}
 LDADD=		-lutil -lcrypt -lrpcsvc
 MAN=		pam_unix.8